117556 has 6 divisors (see below), whose sum is σ = 205730. Its totient is φ = 58776.

The previous prime is 117541. The next prime is 117563. The reversal of 117556 is 655711.

It can be written as a sum of positive squares in only one way, i.e., 90000 + 27556 = 300^2 + 166^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 117556.

It is a congruent number.

It is an unprimeable number.

117556 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14691 + ... + 14698.

2¹¹⁷⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

117556 is a deficient number, since it is larger than the sum of its proper divisors (88174).

117556 is a wasteful number, since it uses less digits than its factorization.

117556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29393 (or 29391 counting only the distinct ones).

The product of its digits is 1050, while the sum is 25.

The square root of 117556 is about 342.8644046850. The cubic root of 117556 is about 48.9870853095.

The spelling of 117556 in words is "one hundred seventeen thousand, five hundred fifty-six".